plates of mica are | movable. difficulty separated and reduced to small pieces, and in its” too thin, under the action of a current from 800 secondary The experiment just described puts this fact in evidence, smallest parts is less under the influence of the saliva and | couples, the same as the… … subject of a pamphlet published in India in 1874. The brane that remains, the result whereof isa thin white integu- _PATH OF ELECTRIC SPARK OVER A SHEET OF MICA. plant is there stated to be one ‘‘ for whose extermination in ment, presenting on the inside a multitude of papilla, inti- ' the teak…
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